www.dyna-systems.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e0:9d:4e:67:df:3a:ff:62:9f:1f:f5:8a:36:5f:26:c0:a0 was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.dyna-systems.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e0:9d:4e:67:df:3a:ff:62:9f:1f:f5:8a:36:5f:26:c0:a0
Serial Number (int): 337769203886838481553452424881540178559136
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0a:2f:63:9f:79:ff:f0:42:fe:80:27:d0:3e:12:6a:0f:be:2f:e2:44
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d9:0c:a6:39:8c:96:fd:9a:cd:07:c2:bb:1b:b3:6e:23:8a:f1:46:28
Fingerprint (sha256): b9:de:ca:c3:34:fb:f1:06:52:2d:22:e7:c5:bb:e6:c4:d2:b2:c4:bf:d7:82:86:d5:a2:49:eb:60:a7:e3:da:d2

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.dyna-systems.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.dyna-systems.com

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.dyna-systems.com

Other certificates including the domain name dyna-systems.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.dyna-systems.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 337769203886838481553452424881540178559136
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-13 05:37:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 05:37:03 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.dyna-systems.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 794050004155142667670404823866994644423344793724435218675637615962940063714013036459745476074113356727257553829504879241090936714430606683316038318485635899026081730163747675298170297385067041358591310807991743037517892292949493742761864715288079272458921913685214757068183226753118004886154668405074997973243069836141782509923287637426536240759496552204518378799510361576932996471523500202881130485716674508919716060040851939655122734310702859355936916255969381588780784805703720666305936547354398648039013691368137239860304686827981480982656675180501522989791637565347862838659723684932124618164071172394056419319746853457280556372654889754892556319235179136007446644784413807384446432828835933982568076438115683946322899794905568071249816329358618370700929184975077603184556503515701010077163504090255139249032492048473898354994773539185742663250597315217281849186515821022409827996172342367172228574557875550100787137252938857793330563094497795407947936753766872587546944398891370935893952455550614490170581398613772243867455098842110633542602797655177923058025447621657924724965591110961780707009001906038291061489752147062238369848011282016432228831953152588393593098242246235411060302292971748755842346128357336974193319509901
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							0a2f639f79fff042fe8027d03e126a0fbe2fe244
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dyna-systems.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc3d5abe4000004030046304402202e606dcf8c86506a0026b021ba62d24b3cac834e5299f74caad3a49ca4058e02022055b940db5697c966611c59b410cd01083521239a1cc99f55a74cf5ac3cd71c430075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc3d5ac68000004030046304402201774d5673209ee3488a22596e7c7361fd2ba2ba2b4a80a07ffbd466411a197850220509154f336f79e30765d2575aa0d9e653e327a8ca474f18036b709e93e407e39
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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